/* Hazvex global shell: foundations, unified navigation, and cinematic copy */

:root {
  --paper: #f2ede3;
  --ink: #171816;
  --muted: #65665f;
  --line: rgba(23, 24, 22, .2);
  --accent: #e9572b;
  --moss: #1f6752;
  --font-display: "Instrument Serif", Georgia, serif;
  --font-ui: "IBM Plex Sans", "Avenir Next", sans-serif;
  --font-mono: "IBM Plex Mono", "Courier Prime", monospace;
  --sw-bg: var(--paper);
  --sw-ink: var(--ink);
  --sw-ink-soft: var(--muted);
  --sw-accent: var(--accent);
  --sw-font-display: var(--font-display);
  --sw-font-body: var(--font-ui);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scrollbar-gutter: stable;
}

body {
  margin: 0;
  overflow-x: clip;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-ui);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

button,
input {
  color: inherit;
  font: inherit;
}

/* One navigation system for the full page. */
.site-nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem clamp(1.25rem, 3vw, 2.75rem);
  pointer-events: none;
}

.site-nav > * {
  pointer-events: auto;
}

.site-nav__logo {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  text-decoration: none;
}

.site-nav__logo img {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: .55rem;
}

.site-nav__word {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.55rem;
  letter-spacing: -.025em;
}

.site-nav__actions {
  display: flex;
  align-items: center;
  gap: .65rem;
}

.site-nav__book,
.site-nav__menu {
  border: 1px solid rgba(255, 255, 255, .6);
  background: rgba(255, 255, 255, .9);
  color: var(--ink);
  box-shadow: 0 8px 28px rgba(23, 24, 22, .08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.site-nav__book {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  min-height: 2.75rem;
  padding: .72rem 1.15rem;
  border-radius: .35rem;
  font-size: .82rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease;
}

.site-nav__book:hover {
  transform: translateY(-1px);
  background: #fff;
}

.site-nav__book:active {
  transform: translateY(1px);
}

.site-nav__book svg {
  width: .95rem;
  height: .95rem;
}

.site-nav__menu {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border-radius: 50%;
  cursor: pointer;
}

.site-nav :is(a, button):focus-visible,
.site-drawer :is(a, button):focus-visible {
  outline: 3px solid var(--moss);
  outline-offset: 4px;
}

.site-nav [aria-disabled="true"] {
  opacity: .5;
  cursor: not-allowed;
}

.site-drawer {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  align-content: center;
  gap: .25rem;
  padding: clamp(2rem, 7vw, 7rem);
  background:
    linear-gradient(90deg, transparent calc(100% - 1px), rgba(23, 24, 22, .09) 1px) 0 0 / 25% 100%,
    rgba(242, 237, 227, .98);
  opacity: 0;
  visibility: hidden;
  transition: opacity 240ms ease, visibility 240ms ease;
}

.site-drawer.is-open {
  opacity: 1;
  visibility: visible;
}

.site-drawer a,
.site-drawer button:not(.site-drawer__close) {
  width: fit-content;
  min-height: 2.75rem;
  padding: .2rem 0;
  border: 0;
  background: none;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 7vw, 6rem);
  line-height: 1;
  letter-spacing: -.035em;
  text-decoration: none;
  cursor: pointer;
}

.site-drawer a:hover,
.site-drawer button:not(.site-drawer__close):hover {
  color: var(--accent);
}

.site-drawer__close {
  position: absolute;
  top: 1.2rem;
  right: clamp(1.25rem, 3vw, 2.75rem);
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Carry the field-ledger typography into the cinematic chapters. */
body .sw-copy {
  width: min(82vw, 1180px);
}

body .sw-copy__logo {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: .55rem;
  object-fit: cover;
  box-shadow: 0 8px 28px rgba(23, 24, 22, .12);
}

body .sw-copy__title {
  max-width: none;
  margin-top: 1rem;
  font-family: var(--font-display);
  font-size: clamp(4rem, 6.4vw, 7.2rem);
  font-style: normal;
  font-weight: 400;
  line-height: .82;
  letter-spacing: -.055em;
  text-wrap: balance;
}

body .sw-copy__title {
  width: fit-content;
  margin-left: -.12em;
  padding: .04em .12em .1em;
  background: rgba(242, 237, 227, .78);
  box-shadow: 0 12px 36px rgba(242, 237, 227, .34);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  text-shadow: none;
}

body .sw-copy__body {
  width: fit-content;
  max-width: 38rem;
  margin-top: 1.25rem;
  margin-left: -.45em;
  padding: .38em .45em;
  background: rgba(242, 237, 227, .74);
  box-shadow: 0 10px 30px rgba(242, 237, 227, .28);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-family: var(--font-ui);
  font-size: clamp(1rem, 1.4vw, 1.28rem);
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: -.015em;
  color: var(--ink);
  text-shadow: none;
}

.sw-btn {
  border-radius: .2rem !important;
  padding: 11px 18px !important;
  font-family: var(--font-ui) !important;
  font-size: .82rem !important;
  font-weight: 600 !important;
  text-decoration: none;
}

.sw-btn--primary {
  border: 1px solid var(--ink) !important;
  background: var(--ink) !important;
  color: #fff !important;
  box-shadow: none !important;
}

.sw-btn--ghost {
  border: 0 !important;
  border-bottom: 1px solid var(--ink) !important;
  border-radius: 0 !important;
  background: transparent !important;
  color: var(--ink) !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  padding-inline: 0 !important;
}

@media (max-width: 860px) {
  .site-nav {
    padding: .65rem 1rem;
  }

  .site-nav__word {
    display: none;
  }

  .site-nav__book {
    padding: .68rem .9rem;
  }

  body .sw-copy {
    width: auto;
    max-width: min(92vw, 620px);
  }

  body .sw-copy__logo {
    width: 2.35rem;
    height: 2.35rem;
  }

  body .sw-copy__title {
    max-width: none;
    font-size: clamp(3rem, 12.5vw, 4.8rem);
    line-height: .84;
  }

  body .sw-copy__body {
    max-width: 34rem;
    margin-top: 1rem;
    font-size: clamp(.95rem, 3.6vw, 1.08rem);
    line-height: 1.45;
  }
}

@media (max-width: 430px) {
  body .sw-copy__title {
    font-size: clamp(2.8rem, 12vw, 4rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .site-nav *,
  .site-drawer * {
    transition-duration: .01ms !important;
  }
}